The next day, Gaga went for a more reserved look in a vintage-inspired black and white dress with a lace collar. The look was custom-made by costume house Muto-Little.

The Phantom X unveils that there will be a new skin for fan-favorite character Joker coming to the game in a later update.

'Joker: Folie a Deux' costume designer Arianne Phillips talks how Lady Gaga's backstory idea for Harley Quinn helped craft character's ... black and white palettes were woven into her creations.